Laminated root rot damage in a young Douglas-fir stand
By: E. E. Nelson.
Contributors: Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Series: Research note PNW -- 359.
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
Published: 1980
Place of publication: [Portland, Or.?]
Language: eng
Number of pages: 15
Subjects: Root rots.; Douglas fir -- Diseases and pests.
Notes: Caption title.

"June 1980."

Bibliography: p. 15.

Also issued online.